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4

An example of a digital device can be

A. Digital clock

B. Automobile speed meter

C. Clock with a dial and two hands

D. All of the above

Correct Answer :

A. Digital clock


Related Questions

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4

The value of each bead in heaven is

A. 1

B. 2

C. 3

D. 7

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4

Reading data is performed in magnetic disk by

A. Read/write leads

B. Sectors

C. Track

D. Lower surface

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4

What is a brand?

A. The name of companies that made computers

B. The name of product a company gives to identify its product in market

C. A name of class to indicate all similar products from different companies

D. All of above

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4

Binary numbers need more places for counting because

A. They are always big numbers

B. Any no. of 0's can be added in front of them

C. Binary base is small

D. 0's and l's have to be properly spaced apart

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4

A kind of serial dot-matrix printer that forms characters with magnetically-charged ink sprayed dots is called

A. Laser printer

B. Ink-jet printer

C. Drum printer

D. Chan printer

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4

A system is

A. an integration of different units so as to achieve an objective

B. input unit

C. input and output unit

D. input, output and storage units

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4

An application suitable for sequential processing is

A. Processing of grades

B. Payroll processing

C. Both a and b

D. All of above

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4

Which is not a computer of first generation?

A. ENIAC

B. UNIVAC

C. IBM 360

D. IBM 1401

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4

What type of device is computer keyboard?

A. Memory

B. Output

C. Storage

D. Input

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4

Which was the computer conceived by Babbage?

A. Analytical engine

B. Arithmetic machine

C. Donald Knuth

D. All of above

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4

Which of the following is an example of fifth generation computer?

A. PIM/m

B. ICL 2950

C. IBM 1401

D. None of above

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4

The value of each bead in heaven is

A. 1

B. 3

C. 5

D. 7

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4

The system unit of a personal computer typically contains all of the following except:

A. Microprocessor

B. Disk controller

C. Serial interface

D. Modem

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4

Which statement is valid about interpreter?

A. It translates one instruction at a time

B. Object code is saved for future use

C. Repeated interpretation is not necessary

D. All of above

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4

A pen shaped device which can sense light, and is used to point at spots on a video screen.

A. Mouse

B. Light pen

C. Joystick

D. Plotter

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4

Why are vacuum tubes also called valves?

A. Because they can amplify the weak signals and make them strong

B. Because they can stop or allow the flow of current

C. Both of above

D. None of above

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4

The computer code for the interchange of information between terminals is

A. ASCII

B. BCD

C. EBCDIC

D. All of above

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4

Symbolic logic was discovered by

A. George Boole

B. Herman Hollerith

C. Van Neumann

D. Basic Pascal

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4

Which of the following is not a storage medium?

A. Hard disk

B. Flash drive

C. DVD

D. scanner

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4

An area of a computer that temporarily holds data waiting to be processed is________

A. CPU

B. Memory

C. Storage

D. File

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4

How many types of storage loops exists in magnetic bubble memory

A. 8

B. 4

C. 16

D. 2

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4

A hybrid computer uses a _____ to convert digital signals from a computer into analog signals.

A. Modulator

B. Demodulator

C. Modem

D. Decoder

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4

The act of retrieving existing data from memory is called

A. Read-out

B. Read from

C. Read

D. All of above

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4

Which of the following programming language started from second generation?

A. Cobol

B. BASIC

C. C

D. LISP

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4

Which of the following is not processing?

A. arranging

B. manipulating

C. calculating

D. gathering

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4

A small or intelligent device is so called because it contains within it a

A. Computer

B. Microcomputer

C. Programmable

D. Sensor

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4

The brain of any computer system is

A. CPU

B. Memory

C. ALU

D. Control unit

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4

________printer is the cheapest in terms of price and operating cost

A. Inkjet

B. Laser

C. Thermal

D. Dot matrix

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4

The typical computer criminal is a(n):

A. Young hacker.

B. Trusted employee with no criminal record.

C. Trusted employee with a long, but unknown criminal record.

D. Overseas young cracker.

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4

A digital computer did not score over an analog computer in terms of

A. Speed

B. Accuracy

C. Reliability

D. Cost